Josh (Patrick Wilson) and Renai (Rose Byrne) are a happily married couple with three young children who have moved into their idyllic new suburban home. When tragedy strikes their young son, Josh and Renai begin to experience things in the house that are beyond explanation. Before long, their lives are turned upside down by demonic forces, hell-bent on terrorising their very existence. Forced to seek help and protect their family, they learn the terrifying truth…… it’s not the house that’s haunted but something far worse…